Question

what is periodic table? why is it important?who discovered it?

Answer 1

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PERIODIC TABLE is the basic key to know Chemistry.

The elements on the periodic table is so important in life today, it has helped scientist discover so many big events. The periodic table helped scientist discover what elements were needed for humans to survive. ... What about oxygen, people use this element every day; this is a key element for us humans to breath.


The Russian chemist Dmitri Mendeleev was the first scientist to make a periodic table similar to the one used today. Mendeleev arranged the elements by atomic mass, corresponding to relative molar mass.


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Answer 2

There are many reasons why the Periodic Table of Elements is important. The first and most important perhaps is that the elements are arranged by order of atomic number which allows scientists to clearly identify the properties of the elements.